Holon Research Tower: Water Quarter Deck Card List
15 cards Japan
Complete Holon Research Tower: Water Quarter Deck card list — all 15 cards with live Cardmarket prices, images, numbers and rarities.
Cardmarket prices updated August 10, 2026
Total value
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Cards
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Value per card
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No cards match your filters.
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#003
€51.91
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#002
€25.47
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#007
€5.76
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Azumarill δ Delta Species
#006
€4.69
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Starmie δ Delta Species
#005
€4.51
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Marill
#004
€3.00
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Holon Energy WP
#015
€2.63
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Water Energy
#012
€1.83
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Water Energy
#013
€1.79
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Water Energy
#012
€1.67
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Water Energy
#011
€1.63
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Master Ball
#009
€1.50
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Holon Scientist
#010
€1.50
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Staryu
#001
€1.44
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Potion
#008
€0.63
About this set
Holon Research Tower: Water Quarter Deck is a Pokémon Trading Card Game expansion. It contains 15 cards across 1 rarity tier. Below you'll find the set's most sought-after cards, a market snapshot and tips for collecting this series.
Market snapshot
Most valuable card
€51.91
Average price
€7.33
Median price
€1.83
15 of the set's 15 cards have a tracked Cardmarket price.
Prices are in euros (Cardmarket) and refreshed daily. Click any card to see its full price breakdown (trend, 7-day and 30-day averages) and graded PSA comparables.
Most sought-after cards
The highest-value cards in Holon Research Tower: Water Quarter Deck, typically the holographic, full-art and secret rares:
Collector tips
- Check condition (centering, corners, edges, surface): a near-perfect card can be worth far more once graded PSA 9 or 10.
- Within a set, the full-art, secret and alternate-art cards hold most of the value — prioritise those.
- Protect valuable cards with sleeves and toploaders to preserve their condition over time.
- Prices move constantly: track each card and your whole collection live with PixelBinder.
